Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU4E callsign genealogy
Currently held by CHRISTIAN, ROBERT C
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KU4E's current licensee, walking backwards.
- CHRISTIAN, ROBERT CNCgranted 2018-01-19cancelled 2021-08-10
Successor callsigns
Callsigns held now by people who previously held KU4E.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KU4E, oldest first.
- CHRISTIAN III, JAMES H NC2014-07-29 → cancelled 2020-02-18
- CHRISTIAN, ROBERT C NC2021-08-10 active